Purpose: There is no consensus on the perioperative use of antibiotics in pediatric solid tumor resection. This study collected data from two pediatric centers that utilize perioperative antibiotics to varying degrees in pediatric solid tumor patients to investigate the occurrence of postoperative sepsis and infectious complications.
Methods: A two-institution, retrospective cohort study was performed.
Background: Patients with a mechanical heart valve (MHV) require oral anticoagulation. Poor anticoagulation control is thought to be associated with adverse outcomes, but data are limited.
Objective: To assess the risks of clinical outcomes in patients with a MHV and poor anticoagulation control on warfarin.
Objectives: To compare the relative efficacy of adjuvant nonopioid analgesic regimens in adult cardiac surgical patients.
Design: This frequentist, random-effects network meta-analysis (NMA) was prospectively registered on PROSPERO (CRD42021282913) and conducted according to the Preferred Reporting Items for Systematic Review and Meta-Analyses for Network Meta-Analyses (PRISMA-NMA). The risk of bias (RoB) and confidence of evidence were assessed by RoB 2 and Confidence in Network Meta-Analysis, respectively.
The irreversible transformation from an icosahedral quasicrystal (i-QC) CaAuAl to its cubic 2/1 crystalline approximant (CA) CaAuAl (CaAuAl, Pa3̅ (No. 205); Pearson symbol: cP728; a = 23.8934(4)), starting at ∼570 °C and complete by ∼650 °C, is discovered from in situ, high-energy, variable-temperature powder X-ray diffraction (PXRD), thereby providing direct experimental evidence for the relationship between QCs and their associated CAs.
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